/// <summary>
/// Checks if the user tapped or swiped.
/// </summary>
public void GetInputUp()
{
//Gets the moment the player lifts up on the screen or mouse button.
if (Input.GetMouseButtonUp(0))
{
Vector2 endTap = Input.mousePosition;
// the distance between when the player tapped down and when the player lifted up.
float distanceMoved = Vector2.Distance(endTap, startTap);
EnemyProtection.SwipeDirection direction = EnemyProtection.SwipeDirection.up;
//If the two tap points are far enough apart and if you targeted an enemy.
if (distanceMoved > swipeDistanceNeeded)
{
//check if the player moved their finger vertical or horzontal
if (System.Math.Abs(endTap.y - startTap.y) > (System.Math.Abs(endTap.x - startTap.x)))
{
//Checks if they moved up or down.
if (endTap.y > startTap.y)
{
direction = EnemyProtection.SwipeDirection.up;
//Debug.Log("direction = " + direction + " and distanceMoved = " + distanceMoved);
}
else
{
direction = EnemyProtection.SwipeDirection.down;
//Debug.Log("direction = " + direction + " and distanceMoved = " + distanceMoved);
}
}
else
{
//Checks if they moved left or right.
if (endTap.x > startTap.x)
{
direction = EnemyProtection.SwipeDirection.right;
//Debug.Log("direction = " + direction + " and distanceMoved = " + distanceMoved);
}
else
{
direction = EnemyProtection.SwipeDirection.left;
//Debug.Log("direction = " + direction + " and distanceMoved = " + distanceMoved);
}
}
}
else
{
direction = EnemyProtection.SwipeDirection.tap;
//Debug.Log("direction = " + direction + " and distanceMoved = " + distanceMoved);
}
if (targetedEnemy != null)
{
targetedEnemy.TakeDamage(1, direction);
//Once we send damage, we make it null to refresh the tap process.
targetedEnemy = null;
}
}
}
/// <summary>
/// Overload of Take damage to account for player's swipe direction.
/// </summary>
/// <param name="amount">Amount of damage</param>
/// <param name="direction">Direction of swipe</param>
public void TakeDamage(int amount, EnemyProtection.SwipeDirection direction = EnemyProtection.SwipeDirection.tap)
{
if (canTakeDamage)
{
currentLife -= amount;
}
else
{
enemyProtection.SwipedByPlayer(direction);
}
if (currentLife <= 0)
{
BeenKilled();
}
else
{
beenHit.Invoke();
}
}
/// <summary>
/// Returns a sprite that represetns a swipe direction
/// </summary>
/// <param name="swipe">The direction of swipe</param>
/// <returns>Siwpe sprite</returns>
public Sprite GetSwipeDirectionSprite(EnemyProtection.SwipeDirection swipe)
{
if (swipe == EnemyProtection.SwipeDirection.up)
{
return(swipeUp);
}
else if (swipe == EnemyProtection.SwipeDirection.down)
{
return(swipeDown);
}
else if (swipe == EnemyProtection.SwipeDirection.right)
{
return(swipeRight);
}
else if (swipe == EnemyProtection.SwipeDirection.left)
{
return(swipeLeft);
}
else
{
return(tap);
}
}
/// <summary>
/// Called the GetSwipeDirectionSprite function from swipeDirectionDisplay.
/// </summary>
/// <param name="swipe">Direction of swipe</param>
/// <returns>Image for direction of swipe</returns>
public Sprite GetSwipeDirectionSprite(EnemyProtection.SwipeDirection swipe)
{
return(swipeDirectionDisplay.GetSwipeDirectionSprite(swipe));
}